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International Comfort Products PGF048L080F Limit Switch
Limit switches are crucial because if the air is not warm enough then the house will never get warm enough. The limit switch has a sensor in the heating area that senses, or governs, when the air is warmed to a point for the air to begin normal home circulation.
Subtle hints critical limit switch is dead
- The whole system is beginning to shut down unexpectedly more than once
- The HVAC system will not initiate or run well for any length of time
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